array(12) {
["ptid"] => int(57)
["name"] => string(39) "道德与法治统编版七年级上册"
["studysection"] => int(204)
["subject"] => int(34)
["grade"] => int(135)
["edition"] => int(330)
["volume"] => int(213)
["scheme"] => int(209)
["sort"] => int(101)
["status"] => int(2)
["zzstep_pt_rel"] => int(1013570)
["id"] => int(57)
}